Answer:
Du Bois was a doctoral student at Friedrich-Wilhelms-Universität, was the first African American to receive a Ph. D. from Harvard University (in 1895), and was awarded an honorary doctoral degree from Humboldt-Universität in 1958.
Explanation:
As for the rivers, the colonists were aware you must have water to successfully maintain life whether it be human life or plant life, it is necessary. Also being close to water helped them in the workforce, like carrying out trade or fishing It was a "win win" for them.
He participated in the political process
In the case of Plessi v. Ferguson (1896), the U.S. Supreme Court ruled on the doctrine of Division, but the equality of citizens and which for half a century delayed the process of obtaining black citizens of the United States equal with white civil rights. This decision gave the legal basis for racial segregation in the USA, forcing black Americans to study in schools only for blacks, to use special, reserved for them public places.
Answer:
President Thomas Jefferson had many reasons for wanting to acquire the Louisiana Territory. The reasons included future protection, expansion, prosperity and the mystery of unknown lands.